201021210210082 has 16 divisors (see below), whose sum is σ = 303937232879232. Its totient is φ = 99710590996800.

The previous prime is 201021210210017. The next prime is 201021210210083. The reversal of 201021210210082 is 280012012120102.

It is not an unprimeable number, because it can be changed into a prime (201021210210083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447711783 + ... + 448160554.

It is an arithmetic number, because the mean of its divisors is an integer number (18996077054952).

Almost surely, 2^{201021210210082} is an apocalyptic number.

201021210210082 is a deficient number, since it is larger than the sum of its proper divisors (102916022669150).

201021210210082 is a wasteful number, since it uses less digits than its factorization.

201021210210082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895873233.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 201021210210082 its reverse (280012012120102), we get a palindrome (481033222330184).

The spelling of 201021210210082 in words is "two hundred one trillion, twenty-one billion, two hundred ten million, two hundred ten thousand, eighty-two".